D38999/28-9K

D38999289K Plain Hexagon Nut

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Datasheet. D38999/28-9K specification

Thread Direction
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

RIGHT-Hand

Nut Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.

hexagon

Nut Height

3.17 mm and 3.62 mm

Drilled Hole Diameter
The length of a straight line which passes through the center of a drilled hole,and terminates at the circumference.

1.5 mm

Hole Type And Quantity
Indicates the type and number of holes provided.

3 drilled

Width Across Flats
The shortest straight line between flats,perpendicular to the height.

42.47 mm and 46.00 mm

Thread Series
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.

iso m

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

38.0 mm

Thread Pitch In Millimeters
A measurement of distance between corresponding points on two adjacent threads measured parallel to the thread axis,expressed in millimeters.

1.00

Hole Configuration Style
The style designation that most nearly corresponds to the appearance of the hole configuration.

configuration b

Countersink Angle
The included angle of the countersink.

118.0 degrees both ends and 152.0 degrees both ends

Bearing Surface Type
Indicates the type of bearing surface.

chamfered

Thread Tolerance Class
A numeric-alpha designator indicating established pitch and crest diameter tolerance position and grade.

6h internal

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

aluminum alloy 2017 or aluminum alloy 2024 or aluminum alloy 6061

Answers.

What material is the plain hexagon nut made of ?

Aluminum alloy 2017 or aluminum alloy 2024 or aluminum alloy 6061

What is the thread direction?

Right-hand

What is the NSN for D38999/28-9K?

5310-01-308-2924

How is this classified for shipping?

Schedule B number: 7616995095
Articles of aluminum nesoi

What's the federal classification of D38999/28-9K?

FSC 5310 ⁓ Nuts and washers

Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.

Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).

NSN 5310-01-308-2924 NUT,PLAIN,HEXAGON

right-hand

NIIN
013082924
NIIN Date
09/27/89
Schedule B
7616995095 
Name Code
01857
FIIG
A021A0
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

1. DOD-C-38999/28 Cage 81349

Major End Users Countries and entities

  • - United Kingdom 

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Similar by Design Other nuts with similar characteristics

Nothing similar to this part number was found in our inventory

D38999/28-9K / Nut,plain,hexagonWhat is the formal definition of this item?

A nut, flat on top and bottom having 6 flat sides. for items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. see also locknut, tube fitting. for items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)